53868573 has 36 divisors (see below), whose sum is σ = 88047648. Its totient is φ = 31473120.

The previous prime is 53868571. The next prime is 53868583. The reversal of 53868573 is 37586835.

53868573 is a `hidden beast` number, since 538 + 68 + 57 + 3 = 666.

It is not a de Polignac number, because 53868573 - 2¹ = 53868571 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53868571) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 82936 + ... + 83582.

It is an arithmetic number, because the mean of its divisors is an integer number (2445768).

Almost surely, 2^53868573 is an apocalyptic number.

It is an amenable number.

53868573 is a deficient number, since it is larger than the sum of its proper divisors (34179075).

53868573 is a wasteful number, since it uses less digits than its factorization.

53868573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722 (or 690 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 53868573 is about 7339.5213059163. The cubic root of 53868573 is about 377.6694220734.

The spelling of 53868573 in words is "fifty-three million, eight hundred sixty-eight thousand, five hundred seventy-three".